[RESEND PATCH 1/2] arc: axs10x: Add DT bindings for I2S audio playback

Jose Abreu Jose.Abreu at synopsys.com
Wed Apr 26 01:55:49 PDT 2017


Hi Vineet,


On 24-04-2017 18:36, Vineet Gupta wrote:
> On 04/21/2017 03:15 AM, Jose Abreu wrote:
>> This patch adds the necessary DT bindings to get HDMI audio
>> output in ARC AXS10x SDP. The bindings for I2S controller were
>> added as well as the bindings for simple audio card.
> Are these waiting on Rob or is it OK for me to pick these up for 4.12 ?

Yes, I was waiting for Rob ack but he has been silent. It would
be nice if these went for 4.12.

Best regards,
Jose Miguel Abreu

>
> -Vineet
>
>> Signed-off-by: Jose Abreu <joabreu at synopsys.com>
>> Acked-by: Alexey Brodkin <abrodkin at synopsys.com>
>> Cc: Carlos Palminha <palminha at synopsys.com>
>> Cc: Alexey Brodkin <abrodkin at synopsys.com>
>> Cc: Rob Herring <robh+dt at kernel.org>
>> Cc: Vineet Gupta <vgupta at synopsys.com>
>> Cc: devicetree at vger.kernel.org
>> Cc: linux-snps-arc at lists.infradead.org
>> Cc: linux-kernel at vger.kernel.org
>> ---
>>  arch/arc/boot/dts/axs10x_mb.dtsi | 22 ++++++++++++++++++----
>>  1 file changed, 18 insertions(+), 4 deletions(-)
>>
>> diff --git a/arch/arc/boot/dts/axs10x_mb.dtsi b/arch/arc/boot/dts/axs10x_mb.dtsi
>> index d6c1bbc..9d882b1 100644
>> --- a/arch/arc/boot/dts/axs10x_mb.dtsi
>> +++ b/arch/arc/boot/dts/axs10x_mb.dtsi
>> @@ -149,12 +149,13 @@
>>  			interrupts = <14>;
>>  		};
>>  
>> -		i2c at 0x1e000 {
>> -			compatible = "snps,designware-i2c";
>> +		i2s: i2s at 1e000 {
>> +			compatible = "snps,designware-i2s";
>>  			reg = <0x1e000 0x100>;
>> -			clock-frequency = <400000>;
>> -			clocks = <&i2cclk>;
>> +			clocks = <&i2sclk 0>;
>> +			clock-names = "i2sclk";
>>  			interrupts = <15>;
>> +			#sound-dai-cells = <0>;
>>  		};
>>  
>>  		i2c at 0x1f000 {
>> @@ -174,6 +175,7 @@
>>  				adi,input-colorspace = "rgb";
>>  				adi,input-clock = "1x";
>>  				adi,clock-delay = <0x03>;
>> +				#sound-dai-cells = <0>;
>>  
>>  				ports {
>>  					#address-cells = <1>;
>> @@ -295,5 +297,17 @@
>>  				};
>>  			};
>>  		};
>> +
>> +		sound_playback {
>> +			compatible = "simple-audio-card";
>> +			simple-audio-card,name = "AXS10x HDMI Audio";
>> +			simple-audio-card,format = "i2s";
>> +			simple-audio-card,cpu {
>> +				sound-dai = <&i2s>;
>> +			};
>> +			simple-audio-card,codec {
>> +				sound-dai = <&adv7511>;
>> +			};
>> +		};
>>  	};
>>  };




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